CN217441292U

CN217441292U - Engineering survey and drawing is with portable rotary type tripod

Info

Publication number: CN217441292U
Application number: CN202220106032.XU
Authority: CN
Inventors: 钱莉; 高阳; 陈志鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-09-16
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses an engineering survey and drawing is with portable rotary type tripod, including the bottom expansion bracket, the top sliding connection of bottom expansion bracket has the rising frame that falls, the upper end fixed mounting that the frame that falls that rises has the fixed plate, the inside sliding connection of fixed plate has the record board, the bottom fixed mounting of bottom expansion bracket has the bottom plate, the roll return pulley is installed to the bottom of bottom plate, the upper groove has been seted up to the surface that the frame that falls that rises, the lower groove has been seted up to the surface of bottom expansion bracket, rotate through the pivot along being connected with the support frame in the upper end of upper groove, under the contraction state the bottom of support frame is located the inside in lower groove. A portable rotary type tripod is used in engineering survey and drawing, the support frame of contraction state is stored and is protected the sharp portion of support frame in the whole that upper groove and lower groove constitute, avoids the threat that the sharp portion of support frame caused at the transfer in-process.

Description

Engineering survey and drawing is with portable rotary type tripod

Technical Field

The utility model relates to an engineering survey and drawing field, in particular to engineering survey and drawing is with portable rotary type tripod field.

Background

Use the surveying instrument to survey and draw usually when carrying out the engineering survey and drawing, and current surveying instrument needs engineering survey and drawing to use portable rotary type tripod when fixing, current engineering survey and drawing is with portable rotary type tripod because most support frame bottoms set up to the pointed end, need the handheld transfer of manpower when shifting, lead to the device to use inconveniently, the sharp portion of support frame leaks and is not convenient for protect easy fish tail vehicle and personnel in the outside simultaneously in the transfer process, moreover the survey and drawing in-process needs take notes to survey and draw data, current engineering survey and drawing is with portable rotary type tripod can't expand the record board fast in the use, in view of this, we propose a portable rotary type tripod for engineering survey and drawing.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a portable rotary type tripod is used in engineering survey and drawing can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an engineering survey and drawing is with portable rotary type tripod, includes the bottom expansion bracket, the top sliding connection of bottom expansion bracket has the frame that falls that rises, the upper end fixed mounting that the frame that falls that rises has the fixed plate, the inside sliding connection of fixed plate has the record board, the bottom fixed mounting of bottom expansion bracket has the bottom plate, the roll return pulley is installed to the bottom of bottom plate, the upper trough has been seted up to the surface that the frame that falls that rises, the lower groove has been seted up to the surface of bottom expansion bracket, rotate through the pivot along being connected with the support frame in the upper end of upper trough, under the contraction state the bottom of support frame is located the inside in lower groove.

The utility model discloses a further improvement lies in, the inner chamber has been seted up to the inside of rising frame and bottom expansion bracket that falls, the inside rotation of rising frame that falls is connected with the threaded rod, the side of rising frame that falls is rotated and is connected with the knob, the output of knob and the inside fixed mounting who is located rising frame that falls have bevel gear No. one, the upper portion fixed mounting of threaded rod has No. two bevel gear, bevel gear and No. two bevel gear engagement transmissions, the knob on rotatory frame surface that falls like this, the knob drives a bevel gear and rotates, makes bevel gear and No. two bevel gear engagement transmissions on threaded rod upper portion to drive threaded rod and No. two bevel gear rotations.

The utility model is further improved in that the upper part of the bottom expansion bracket is fixedly provided with a built-in plate, the inner edge of the ascending descending bracket is provided with an inner chute, the built-in plate slides in the inner chute, the inner part of the built-in plate is fixedly provided with a fixed frame, one end of the fixed frame far away from the built-in plate is fixedly provided with a threaded sleeve, the threaded sleeve is in threaded connection with a threaded rod, the upper threaded sleeve in the middle of the built-in plate is in threaded connection with a second bevel gear, so that the built-in plate is driven to slide in the inner chute, the bottom expansion bracket and the bottom plate ascend relative to the ascending descending bracket, the bottom end of the supporting bracket is convenient to be inserted into the ground, after the use is completed, a knob is turned, the bottom expansion bracket and the bottom plate descend relative to the ascending descending bracket, so that the supporting bracket in a contraction state is stored in the whole formed by the upper groove and the lower groove to protect the tip part of the supporting bracket, the threat of the tip of the support frame caused in the transfer process is avoided, and meanwhile, the rolling bottom wheels roll on the ground due to the fact that the bottom expansion bracket and the bottom plate descend relative to the ascending and descending frame, and the device is convenient to transfer.

The utility model discloses a further improvement lies in, one side in the face of the threaded rod of support frame is connected with the link through the axis of rotation, the one end of keeping away from the support frame of link is connected with down the thread bush through the axis of rotation.

The utility model discloses a further improvement lies in, thread bush and threaded rod threaded connection down, the thread bush is located the below of thread bush down, and the link is rotated through the pivot in the side of inner chamber like this, and the link rotates joint support frame through the pivot in the one end of keeping away from the inner chamber, and the support frame upper end is connected along rotating with the interior of upper groove to it expandes to provide the support to the device to drive the support frame.

The utility model discloses a further improvement lies in, the upper end of threaded rod extends to the inside of fixed plate, the upper end tip fixed mounting of threaded rod has drive gear, the bottom fixed mounting of record board has the rack, drive gear and rack toothing transmission, the knob on rotatory rising frame surface makes the in-process that the support frame expandes like this, and the drive gear of threaded rod upper end is connected with the rack toothing of record board bottom to make record board and rack wear out in by the fixed plate, be convenient for take notes the mapping result, when the support frame is withdrawed simultaneously, the record board is stored in the inside of fixed plate, with the occupation space that reduces the device.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the fixed plate is held by hand, the knob on the surface of the lifting frame is rotated, the knob drives the first bevel gear to rotate, the first bevel gear is meshed with the second bevel gear on the upper part of the threaded rod for transmission, so that the threaded rod and the second bevel gear are driven to rotate, the surface of the second bevel gear is in threaded connection with the lower thread sleeve and the upper thread sleeve, the upper thread sleeve is positioned above the lower thread sleeve, the side surface of the inner cavity is rotatably connected with the connecting frame through the rotating shaft, one end of the connecting frame, far away from the inner cavity, is rotatably connected with the supporting frame through the rotating shaft, the upper end of the supporting frame is rotatably connected with the inner edge of the upper groove, so that the supporting frame is driven to be unfolded to support the device, and the upper thread sleeve in the middle part of the concealed plate is in threaded connection with the second bevel gear, so that the concealed plate is driven to slide in the inner sliding groove, the bottom expansion frame and the bottom plate are lifted relative to the lifting frame, and the bottom end of the supporting frame is convenient to be inserted into the ground, after the use is accomplished, the reversal knob, because bottom expansion bracket and bottom plate descend for rising the frame, make the support frame of contraction state store in the whole that constitutes at last groove and time groove and protect the point portion of support frame, avoid the threat that the point portion of support frame caused at the transfer in-process, because bottom expansion bracket and bottom plate descend for rising the frame and make the bottom wheel roll on ground, be convenient for to the transfer of device simultaneously.

2. The knob that the rotatory ascending frame that falls surface made the support frame expand the in-process, and the drive gear of threaded rod upper end is connected with the rack toothing of record board bottom to make record board and rack wear out in by the fixed plate, be convenient for take notes the mapping result, when the support frame was withdrawed simultaneously, the inside at the fixed plate was stored to the record board, in order to reduce the occupation space of device.

Drawings

Fig. 1 is the utility model relates to an overall structure schematic diagram of portable rotary type tripod for engineering survey and drawing.

Fig. 2 is the utility model relates to a bottom expansion bracket and bottom plate overall structure schematic diagram of portable rotary type tripod for engineering survey and drawing.

Fig. 3 is the utility model relates to an engineering survey and drawing is connected with fixed plate and is faced upward the schematic drawing with rising of portable rotary type tripod.

Fig. 4 is the utility model relates to an engineering survey and drawing is connected the cross-section schematic diagram with support frame with rising of portable rotary type tripod of falling.

Fig. 5 is the utility model relates to a record board and the rack joint schematic diagram of portable rotary type tripod for engineering survey and drawing.

In the figure: 1. a bottom expansion bracket; 2. lifting the frame; 3. a fixing plate; 4. a recording plate; 5. a base plate; 6. rolling the bottom wheel; 7. an inner cavity; 8. a threaded rod; 9. a support frame; 10. a lower groove; 11. a built-in plate; 12. a fixed mount; 13. screwing a thread sleeve; 14. an upper groove; 15. an inner chute; 16. a connecting frame; 17. a lower thread bush; 18. a rack; 19. a knob; 20. a first bevel gear; 21. a transmission gear; 22. a second bevel gear.

Detailed Description

In order to make the technical means, the creation features, the achievement objects and the functions of the present invention easy to understand, in the description of the present invention, it is to be noted that the directions or the positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings, and are only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and thus cannot be construed as a limitation of the present invention. Furthermore, the terms "a," "an," "two," and "three" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be further described with reference to the following detailed description.

Example 1

As shown in fig. 1-5, a portable rotary tripod for engineering surveying and mapping comprises a bottom telescopic frame 1, wherein an upper lifting frame 2 is slidably connected above the bottom telescopic frame 1, a fixed plate 3 is fixedly installed at the upper end of the upper lifting frame 2, a recording plate 4 is slidably connected inside the fixed plate 3, a bottom plate 5 is fixedly installed at the bottom of the bottom telescopic frame 1, a rolling bottom wheel 6 is installed at the bottom of the bottom plate 5, an upper groove 14 is formed in the outer surface of the upper lifting frame 2, a lower groove 10 is formed in the outer surface of the bottom telescopic frame 1, a support frame 9 is rotatably connected to the inner edge of the upper end of the upper groove 14 through a rotating shaft, and the bottom end of the support frame 9 in a contracted state is located inside the lower groove 10; an inner cavity 7 is formed in the ascending and descending frame 2 and the bottom telescopic frame 1, a threaded rod 8 is rotatably connected in the ascending and descending frame 2, a knob 19 is rotatably connected to the side surface of the ascending and descending frame 2, a first bevel gear 20 is fixedly arranged at the output end of the knob 19 and positioned in the ascending and descending frame 2, a second bevel gear 22 is fixedly arranged at the upper part of the threaded rod 8, and the first bevel gear 20 and the second bevel gear 22 are in meshing transmission; an inner hidden plate 11 is fixedly installed above the bottom expansion bracket 1, an inner sliding groove 15 is formed in the inner edge of the ascending and descending bracket 2, the inner hidden plate 11 slides in the inner sliding groove 15, a fixed bracket 12 is fixedly installed inside the inner hidden plate 11, an upper threaded sleeve 13 is fixedly installed at one end, far away from the inner hidden plate 11, of the fixed bracket 12, and the upper threaded sleeve 13 is in threaded connection with the threaded rod 8; one side of the support frame 9 facing the threaded rod 8 is rotatably connected with a connecting frame 16 through a rotating shaft, and one end of the connecting frame 16 far away from the support frame 9 is rotatably connected with a lower threaded sleeve 17 through the rotating shaft; the lower thread bush 17 is in threaded connection with the threaded rod 8, and the lower thread bush 17 is located below the upper thread bush 13.

The embodiment can realize that: by holding the fixed plate 3 by hand, rotating a knob 19 on the surface of the lifting frame 2, the knob 19 drives a first bevel gear 20 to rotate, so that the first bevel gear 20 is in meshing transmission with a second bevel gear 22 on the upper part of a threaded rod 8, thereby driving the threaded rod 8 and the second bevel gear 22 to rotate, the surface of the second bevel gear 22 is in threaded connection with a lower threaded sleeve 17 and an upper threaded sleeve 13, the upper threaded sleeve 13 is positioned above the lower threaded sleeve 17, the side surface of an inner cavity 7 is in rotational connection with a connecting frame 16 through a rotating shaft, one end of the connecting frame 16 far away from the inner cavity 7 is in rotational connection with a supporting frame 9 through the rotating shaft, the upper end of the supporting frame 9 is in rotational connection with the inner edge of an upper groove 14, thereby driving the supporting frame 9 to be unfolded to provide support for the device, and as the upper threaded sleeve 13 in the middle part of an inner concealed plate 11 is in threaded connection with the second bevel gear 22, thereby driving the concealed plate 11 to slide in the inner chute 15, so that the bottom expansion frame 1 and the bottom plate 5 are lifted relative to the lifting frame 2, and then be convenient for make the bottom of support frame 9 insert ground, after using the completion, reverse knob 19, because bottom expansion bracket 1 and bottom plate 5 descend for rising to fall frame 2, make the support frame 9 of contraction state store and protect the point portion of support frame 9 in the whole that upper trough 14 and lower trough 10 constitute, avoid the threat that the point portion of support frame 9 caused at the transfer in-process, simultaneously because bottom expansion bracket 1 and bottom plate 5 descend for rising to fall frame 2 and make rolling bottom wheel 6 roll on ground, be convenient for the transfer to the device.

Example 2

As shown in fig. 1-5, a portable rotary tripod for engineering surveying and mapping, which comprises a bottom expansion bracket 1, wherein an upper lifting frame 2 is slidably connected above the bottom expansion bracket 1, a fixed plate 3 is fixedly installed at the upper end of the upper lifting frame 2, a recording plate 4 is slidably connected inside the fixed plate 3, a bottom plate 5 is fixedly installed at the bottom of the bottom expansion bracket 1, a rolling bottom wheel 6 is installed at the bottom of the bottom plate 5, an upper groove 14 is formed in the outer surface of the upper lifting frame 2, a lower groove 10 is formed in the outer surface of the bottom expansion bracket 1, a support frame 9 is rotatably connected inside the upper end of the upper groove 14 through a rotating shaft, and the bottom end of the support frame 9 in a contracted state is located inside the lower groove 10; an inner cavity 7 is formed in the ascending and descending frame 2 and the bottom telescopic frame 1, a threaded rod 8 is rotatably connected in the ascending and descending frame 2, a knob 19 is rotatably connected to the side surface of the ascending and descending frame 2, a first bevel gear 20 is fixedly arranged at the output end of the knob 19 and positioned in the ascending and descending frame 2, a second bevel gear 22 is fixedly arranged at the upper part of the threaded rod 8, and the first bevel gear 20 and the second bevel gear 22 are in meshing transmission; the upper end of the threaded rod 8 extends into the fixed plate 3, a transmission gear 21 is fixedly mounted at the upper end of the threaded rod 8, a rack 18 is fixedly mounted at the bottom of the recording plate 4, and the transmission gear 21 is in meshing transmission with the rack 18.

The embodiment can realize that: in the process of rotating a knob 19 on the surface of the lifting frame 2 to expand the supporting frame 9, a transmission gear 21 at the upper end of a threaded rod 8 is meshed with a rack 18 at the bottom of the recording plate 4, so that the recording plate 4 and the rack 18 penetrate out of the fixing plate 3, the recording of a surveying and mapping result is facilitated, and meanwhile when the supporting frame 9 is retracted, the recording plate 4 is stored in the fixing plate 3, so that the occupied space of the device is reduced.

It should be noted that, the utility model relates to a portable rotary tripod for engineering surveying and mapping, when in use, firstly, the device is moved to a suitable position through the rolling bottom wheel 6, the fixing plate 3 is held by hand, the knob 19 on the surface of the rotary lifting frame 2 is rotated, the knob 19 drives the first bevel gear 20 to rotate, so that the first bevel gear 20 is meshed with the second bevel gear 22 on the upper part of the threaded rod 8 for transmission, thereby driving the threaded rod 8 to rotate with the second bevel gear 22, the surface thread of the second bevel gear 22 is connected with the lower thread bush 17 and the upper thread bush 13, the upper thread bush 13 is positioned above the lower thread bush 17, the side surface of the inner cavity 7 is connected with the connecting frame 16 through the rotation of the rotating shaft, one end of the connecting frame 16 far away from the inner cavity 7 is connected with the supporting frame 9 through the rotation of the rotating shaft, the upper end of the supporting frame 9 is connected with the inner edge of the upper groove 14, thereby driving the supporting frame 9 to expand and provide support for the device, and because the upper thread sleeve 13 in the middle of the built-in plate 11 is connected with the second bevel gear 22 by screw thread, thereby driving the built-in plate 11 to slide in the inner sliding groove 15, making the bottom expansion bracket 1 and the bottom plate 5 ascend relative to the ascending and descending bracket 2, further facilitating the bottom end of the supporting frame 9 to be inserted into the ground, after the use is completed, reversing the knob 19, because the bottom expansion bracket 1 and the bottom plate 5 descend relative to the ascending and descending bracket 2, making the supporting frame 9 in a contraction state stored in the whole formed by the upper groove 14 and the lower groove 10 to protect the tip of the supporting frame 9, avoiding the threat caused by the tip of the supporting frame 9 in the transferring process, simultaneously, because the bottom expansion bracket 1 and the bottom plate 5 descend relative to the ascending and descending bracket 2 to make the rolling bottom wheel 6 roll on the ground, facilitating the transferring of the device, in the process of rotating the knob 19 on the surface of the ascending and descending bracket 2 to expand the supporting frame 9, the transmission gear 21 at the upper end of the threaded rod 8 is meshed with the rack 18 at the bottom of the recording plate 4, thereby make record board 4 and rack 18 wear out from fixed plate 3, be convenient for carry out the record to the mapping result, when support frame 9 withdraws, record board 4 stores in the inside of fixed plate 3 simultaneously to reduce the occupation space of device.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an engineering survey and drawing is with portable rotary type tripod which characterized in that: including bottom expansion bracket (1), the top sliding connection of bottom expansion bracket (1) has the rising to fall frame (2), the upper end fixed mounting that falls frame (2) that rises has fixed plate (3), the inside sliding connection of fixed plate (3) has clipboard (4), the bottom fixed mounting of bottom expansion bracket (1) has bottom plate (5), roll return pulley (6) are installed to the bottom of bottom plate (5), rise and fall the surface of frame (2) and seted up upper groove (14), lower groove (10) have been seted up to the surface of bottom expansion bracket (1), rotate through the pivot in the upper end of upper groove (14) and be connected with support frame (9), under the contraction state the bottom of support frame (9) is located the inside of lower groove (10).

2. The portable rotary tripod for engineering surveying and mapping according to claim 1, wherein: inner chamber (7) have been seted up to the inside of rising frame (2) and bottom expansion bracket (1) that falls, the inside rotation of rising frame (2) that falls is connected with threaded rod (8), the side of rising frame (2) that falls is rotated and is connected with knob (19), the output of knob (19) just is located the inside fixed mounting who rises frame (2) and has bevel gear (20) No. one, the upper portion fixed mounting of threaded rod (8) has bevel gear No. two (22), bevel gear (20) and bevel gear No. two (22) meshing transmission.

3. The portable rotary tripod for engineering surveying and mapping according to claim 1, wherein: the improved telescopic frame is characterized in that an inner hidden plate (11) is fixedly mounted above the bottom telescopic frame (1), an inner sliding groove (15) is formed in the inner edge of the ascending and descending frame (2), the inner hidden plate (11) slides in the inner sliding groove (15), a fixed frame (12) is fixedly mounted inside the inner hidden plate (11), an upper threaded sleeve (13) is fixedly mounted at one end, far away from the inner hidden plate (11), of the fixed frame (12), and the upper threaded sleeve (13) is in threaded connection with a threaded rod (8).

4. The portable rotary tripod for engineering surveying and mapping according to claim 1, wherein: one side of the support frame (9) facing the threaded rod (8) is connected with a connecting frame (16) through rotation of a rotating shaft, and one end of the connecting frame (16) far away from the support frame (9) is connected with a lower threaded sleeve (17) through rotation of the rotating shaft.

5. The portable rotary tripod for engineering surveying and mapping according to claim 4, wherein: the lower thread bush (17) is in threaded connection with the threaded rod (8), and the lower thread bush (17) is located below the upper thread bush (13).

6. The portable rotary tripod for engineering surveying and mapping according to claim 2, wherein: the upper end of threaded rod (8) extends to the inside of fixed plate (3), the upper end tip fixed mounting of threaded rod (8) has drive gear (21), the bottom fixed mounting of record board (4) has rack (18), drive gear (21) and rack (18) meshing transmission.